19923428

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{30937}}^1$

素因数の和:30971

約数の個数: 24

約数和(自身を含む): 41580672

約数和(自身を除く): 21657244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 30937, 61874, 123748, 216559, 433118, 711551, 866236, 1423102, 2846204, 4980857, 9961714, 19923428]

約数ペア:

[(1, 19923428), (2, 9961714), (4, 4980857), (7, 2846204), (14, 1423102), (23, 866236), (28, 711551), (46, 433118), (92, 216559), (161, 123748), (322, 61874), (644, 30937)]